début vs offering

début

noun
  • A person’s or thing’s first appearance before society or another audience; one’s “maiden voyage”. 

verb
  • To make one's début. 

offering

noun
  • The act by which something is offered. 

  • Something put forth, bid, proffered or tendered, such as for sale 

  • That which has been offered; a sacrifice. 

  • A contribution given at a religious service. 

  • An oblation or presentation made as a religious act. 

How often have the words début and offering occurred in a corpus of books? (source: Google Ngram Viewer )